A Japanese developer's making a scene that has over 4000 static point lights. They thought the lights don't affect rendering in runtime. But they realized the RenderThread's costs become bigger. I ...
Force feedback effects will persistently play at whatever the value is set at Time 0 in the curve. This does not occur in UE4/Main ...
Cannot convert Spline Meshes to Static Mesh. Note that the repro deals with a case where there is only one mesh along the spline. If you split the spline more, you'll see that the created static m ...
This is a trending crash coming out of the 4.18 release. It has also been experienced internally by QA. User DescriptionsUEQA-Juliet Talcott - minimizing Source Context 352 // Eye rect is t ...
When creating widgets that contain child widgets with animations, the performance appears when adding animations via child widgets. If the same amount of animations are created in a widget, the perf ...
Static mesh view can't preview highlight for selected edge when generated lightmap UVs. I saw a bit of code. The cause of this problem arises because UV data to identify the selected edge is none i ...
In a Google VR project, stuttering occurs when switching from stereo rendering to mono. Seems less like performance and more of a sensor input problem? 4.17 - No repro 4.18 - Unable to package (Ma ...
BP functions with enum-type input argument named 'Category' are erroneously assigned to category 'New Enumerator n' ...
When editing multiple Blocking Volumes in geometry mode, only one Blocking Volume will properly update it's collision. This seems to just be an update issue. Moving or editing any BSP will cause t ...
When trying to reopen a level with landscape under mobile preview, landscape's render data is not generated correctly. ...